Republican U.S. Sen. Ted Cruz fired back at Donald Trump Thursday morning after Trump criticized North Carolina’s House Bill 2.

Speaking on the Today Show, Trump said the state should have left it “the way it was.”

“Donald agreed with Hillary Clinton and Barack Obama in attacking the state of North Carolina for passing their bathroom ordinance,” Cruz said at a rally in Maryland. “And Donald on television this morning said gosh he thought men should be able to go into the girls bathroom if they want to. Now let me ask you: have we gone stark raving nuts?”